function TagTest::testViewsUiAutocompleteTag

Tests the ViewsUIController::autocompleteTag() function.

File

core/modules/views_ui/tests/src/Kernel/TagTest.php, line 27

Class

TagTest

Tests the views ui tagging functionality.

Namespace

Code

public function testViewsUiAutocompleteTag() {
  \Drupal::moduleHandler()->loadInclude('views_ui', 'inc', 'admin');
  // Save 15 views with a tag.
  $tags = [];
  for ($i = 0; $i < 16; $i++) {
    $suffix = $i % 2 ? 'odd' : 'even';
    $tag = 'autocomplete_tag_test_' . $suffix . $this->randomMachineName();
    $tags[] = $tag;
    View::create([
      'tag' => $tag,
      'id' => $this->randomMachineName(),
    ])
      ->save();
  }
  // Make sure just ten results are returned.
  $controller = ViewsUIController::create($this->container);
  $request = $this->container
    ->get('request_stack')
    ->getCurrentRequest();
  $request->query
    ->set('q', 'autocomplete_tag_test');
  $result = $controller->autocompleteTag($request);
  $matches = (array) json_decode($result->getContent(), TRUE);
  $this->assertCount(10, $matches, 'Make sure the maximum amount of tag results is 10.');
  // Make sure the returned array has the proper format.
  $suggestions = array_map(function ($tag) {
    return [
      'value' => $tag,
      'label' => Html::escape($tag),
    ];
  }, $tags);
  foreach ($matches as $match) {
    $this->assertContains($match, $suggestions, 'Make sure the returned array has the proper format.');
  }
  // Make sure that matching by a certain prefix works.
  $request->query
    ->set('q', 'autocomplete_tag_test_even');
  $result = $controller->autocompleteTag($request);
  $matches = (array) json_decode($result->getContent(), TRUE);
  $this->assertCount(8, $matches, 'Make sure that only a subset is returned.');
  foreach ($matches as $tag) {
    $this->assertContains($tag['value'], $tags);
  }
  // Make sure an invalid result doesn't return anything.
  $request->query
    ->set('q', $this->randomMachineName());
  $result = $controller->autocompleteTag($request);
  $matches = (array) json_decode($result->getContent());
  $this->assertCount(0, $matches, "Make sure an invalid tag doesn't return anything.");
}